Klor (Cl)

chemical element with symbol Cl and atomic number 17

Atomski broj	17
Relativna atomska masa	35.45
Maseni broj	35

Skupina	17
Perioda	3
Blok	p

proton	17 p⁺
neutron	18 n⁰
elektron	17 e^-

Animated Bohrov model atoma of Cl (Klor)

Physical Property

Atomski Radijus	100 pm 206 pm
Molni volumen	18,7 cm³/mol
Kovalentni Radijus	99 pm 95 pm 93 pm 105 pm 102 pm
Metallic Radius	91 pm
Ionski radijus	181 pm 12 pm 8 pm 27 pm
Crystal Radius	167 pm 26 pm 22 pm 41 pm
Van der Waals radius	180 pm 175 pm 395,03 pm 175 pm 207 pm 176 pm 394,7 pm
gustoća	0,002898 g/cm³

Kemijsko Svojstvo

energija

proton affinity	513,6 kJ/mol
Elektronski afinitet	3,612725 eV/particle
ionization energy	12,96763 eV/particle 23,81364 eV/particle 39,8 eV/particle 53,24 eV/particle 67,68 eV/particle 96,94 eV/particle 114,2013 eV/particle 348,306 eV/particle 400,851 eV/particle 456,68 eV/particle 529,97 eV/particle 591,58 eV/particle 656,3 eV/particle 750,2 eV/particle 809,198 eV/particle 3.658,34362 eV/particle 3.946,2908 eV/particle

Toplina isparivanja	20,41 kJ/mol
toplina taljenja	6,41 kJ/mol
standard enthalpy of formation	121,302 kJ/mol
elektron

Elektronska ljuska	2, 8, 7

valence electron	7 ⓘ

electron configuration	[Ne] 3s² 3p⁵ⓘ 1s² 2s² 2p⁶ 3s² 3p⁵

Oksidacijski broj	-1, 1, 2, 3, 4, 5, 6, 7
Elektronegativnost	16,97 eV/particle 0.263803 3.16
Electrophilicity Index	3,673315922583194 eV/particle
fundamental state of matter

agregatno stanje	Plinovito
gaseous state of matter	Diatomic
Vrelište	239,11 K
Talište	171,65 K
critical pressure	7,991 MPa
critical temperature	417,05 K
Trojna točka
appearance
boja	Žuta #00ff00 #1ff01f #38b538
appearance	pale yellow-green gas
Indeks prelamanja	1,000773
thermodynamic material property
Toplinska vodljivost	0,009 W/(m K)
Toplinsko istezanje
molar heat capacity	33,949 J/(mol K)
Specifični toplinski kapacitet	0,479 J/(g⋅K)
heat capacity ratio	7/5
electrical properties
type	Insulator
electrical conductivity	0,00000001 MS/m
Električna otpornost i provodnost	100 m Ω
Supravodljivost
Magnetizam
type	diamagnetic
Magnetna susceptibilnost (Mass)	−0,0000000072 m³/Kg
Magnetna susceptibilnost (Molar)	−0,000000000511 m³/mol
Magnetna susceptibilnost (Volume)	−0,0000000231
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna struktura	Bazno centrirana ortorombična (ORC)
lattice constant	6,24 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
Tvrdoća
bulk modulus	1,1 GPa
shear modulus
Youngov modul elastičnosti
Poissonov omjer
brzina zvuka	206 m/s
classification
Kategorija	Halogeni elementi, Halogens
CAS Group	VIIB
IUPAC Group	VIIA
Glawe Number	101
Mendeleev Number	107
Pettifor Number	99
Geochemical Class	semi-volatile
Goldschmidt classification	litophile

other

Gas Basicity	490,1 kJ/mol
polarizability	14,6 ± 0,1 a₀
C6 Dispersion Coefficient	94,6 a₀ 97,1 a₀
allotrope	Dichlorine
Nuklearni udarni presjek	35,3
Neutron Mass Absorption	0,033
Kvantni brojevi	2P3/2
space group	64 (Cmca)

Isotopes of Chlorine

Stabilni izotopi	2
Nestabilni izotopi	23
Natural Isotopes	2

²⁸Cl

Maseni broj	28
neutron number	11
Relativna atomska masa	28,030349 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	2018
Parnost	+

decay mode	intensity
p (proton emission)	100%

²⁹Cl

Maseni broj	29
neutron number	12
Relativna atomska masa	29,015053 ± 0,000203 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	5,4 ± 1,9 zs
spin	1/2
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1993
Parnost	+

decay mode	intensity
p (proton emission)	100%

³⁰Cl

Maseni broj	30
neutron number	13
Relativna atomska masa	30,005018333 ± 0,000025631 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	3
nuclear quadrupole moment
vrijeme otkrića ili izuma	2018
Parnost	+

decay mode	intensity
p (proton emission)	100%

³¹Cl

Maseni broj	31
neutron number	14
Relativna atomska masa	30,992448097 ± 0,0000037 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	190 ± 1 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1977
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	2.4%

³²Cl

Maseni broj	32
neutron number	15
Relativna atomska masa	31,985684605 ± 0,000000603 Da
g-factor	1,115 ± 0,006
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	298 ± 1 ms
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1953
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺α (β⁺-delayed α emission)	0.054%
β⁺ p (β⁺-delayed proton emission)	0.026%

³³Cl

Maseni broj	33
neutron number	16
Relativna atomska masa	32,977451988 ± 0,000000419 Da
g-factor	0,50313333333333 ± 0,0002
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,5038 ± 0,0022 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1940
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

³⁴Cl

Maseni broj	34
neutron number	17
Relativna atomska masa	33,97376249 ± 0,000000052 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,5267 ± 0,0004 s
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1934
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

³⁵Cl

Maseni broj	35
neutron number	18
Relativna atomska masa	34,968852694 ± 0,000000038 Da
g-factor	0,5478 ± 0,000013333333333333
natural abundance	75,8 ± 0,2
radioaktivnost	stable isotope
Vrijeme poluraspada	Not Radioactive ☢️
spin	3/2
nuclear quadrupole moment	−0,0817 ± 0,0008
vrijeme otkrića ili izuma	1919
Parnost	+

³⁶Cl

Maseni broj	36
neutron number	19
Relativna atomska masa	35,968306822 ± 0,000000038 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	301,3 ± 1,5 ky
spin	2
nuclear quadrupole moment	−0,178 ± 0,004
vrijeme otkrića ili izuma	1941
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	98.1%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	1.9%

³⁷Cl

Maseni broj	37
neutron number	20
Relativna atomska masa	36,965902573 ± 0,000000055 Da
g-factor	0,456 ± 0,0000066666666666667
natural abundance	24,2 ± 0,2
radioaktivnost	stable isotope
Vrijeme poluraspada	Not Radioactive ☢️
spin	3/2
nuclear quadrupole moment	−0,0644 ± 0,0006
vrijeme otkrića ili izuma	1919
Parnost	+

³⁸Cl

Maseni broj	38
neutron number	21
Relativna atomska masa	37,968010408 ± 0,000000105 Da
g-factor	1,025 ± 0,01
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	37,23 ± 0,014 m
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1940
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

³⁹Cl

Maseni broj	39
neutron number	22
Relativna atomska masa	38,968008151 ± 0,000001859 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	56,2 ± 0,6 m
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1949
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁴⁰Cl

Maseni broj	40
neutron number	23
Relativna atomska masa	39,970415466 ± 0,000034423 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,35 ± 0,03 m
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1956
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁴¹Cl

Maseni broj	41
neutron number	24
Relativna atomska masa	40,970684525 ± 0,000073777 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	38,4 ± 0,8 s
spin	1/2
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1971
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁴²Cl

Maseni broj	42
neutron number	25
Relativna atomska masa	41,973342 ± 0,000064 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	6,8 ± 0,3 s
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1971
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁴³Cl

Maseni broj	43
neutron number	26
Relativna atomska masa	42,9740637 ± 0,000066407 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,13 ± 0,09 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1976
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁴⁴Cl

Maseni broj	44
neutron number	27
Relativna atomska masa	43,978014918 ± 0,000091859 Da
g-factor	0,2749 ± 0,0002
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	562 ± 106 ms
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1979
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	8%

⁴⁵Cl

Maseni broj	45
neutron number	28
Relativna atomska masa	44,980394353 ± 0,000146177 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	413 ± 25 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1979
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	24%

⁴⁶Cl

Maseni broj	46
neutron number	29
Relativna atomska masa	45,985254926 ± 0,0001044 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	232 ± 2 ms
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1989
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	60%
2n (2-neutron emission)

⁴⁷Cl

Maseni broj	47
neutron number	30
Relativna atomska masa	46,989715 ± 0,000215 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	101 ± 5 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1989
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	3%
2n (2-neutron emission)

⁴⁸Cl

Maseni broj	48
neutron number	31
Relativna atomska masa	47,995405 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma	1989
Parnost

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁴⁹Cl

Maseni broj	49
neutron number	32
Relativna atomska masa	49,000794 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1989
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵⁰Cl

Maseni broj	50
neutron number	33
Relativna atomska masa	50,008266 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma	2009
Parnost

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵¹Cl

Maseni broj	51
neutron number	34
Relativna atomska masa	51,015341 ± 0,000751 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1990
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵²Cl

Maseni broj	52
neutron number	35
Relativna atomska masa	52,024004 ± 0,000751 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma	2018
Parnost

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

povijest

otkrio/izumio	Carl Wilhelm Scheele
location of discovery	Sweden
vrijeme otkrića ili izuma	1774
Etimologija	Greek: chlôros (greenish yellow).
pronunciation	KLOR-een (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori	145 mg/kg
natural abundance (ocean)	19.400 mg/L
natural abundance (tijelo)	0,12 %
natural abundance (meteoroid)	0,037 %
natural abundance (Sunce)	0,0008 %
Zastupljenost u svemiru	0,0001 %

Nuclear Screening Constants

1	s	0.4761
2	p	4.0068
2	s	5.5696
3	p	10.8839
3	s	9.9317

Klor on ChemicalAid

Art & Architecture Thesaurus ID	300264246
Australian Educational Vocabulary ID	scot/3509
BNCF Thesaurus ID	792
BNF	119811094
Brockhaus Enzyklopädie online ID	chlor-20
CAS registarski broj	7782-50-5
ChEBI ID	23116
Den Store Danske ID	klor
Drugbank ID	11109
EPPO Code	TXCHLO
Encyclopædia Universalis ID	chlore
EuroVoc ID	5971
Freebase ID	/m/025tkqp
French Vikidia ID	Chlore
GND identifikator	4147748-0
Golden ID	Chlorine-NRE4
Great Russian Encyclopedia Online ID	4694434
ID oznaka teme na Quori	Chlorine
ID oznaka u mrežnoj enciklopediji Britannici	science/chlorine
KBpedia ID	Chlorine
Krugosvet article	nauka_i_tehnika/himiya/HLOR.html
LCCN	sh85024541
Latvian National Encyclopedia Online ID	131436
MeSH ID	D002713
NDL ID	00562008
NE.se ID	klor
NKCR broj	ph163876
Namuwiki ID	염소(원소)
National Library of Israel J9U ID	987007285618505171
OpenAlex ID	C505241676
OpenAlex ID	C2991844076
OpenAlex ID	C2993530813
PSH ID	5812
Römpp online ID	RD-03-01354
STW Thesaurus for Economics ID	18080-0
Spanish Vikidia ID	Cloro
Store medisinske leksikon ID	klor
Store norske leksikon ID	klor
Treccani ID	cloro
UK Parliament thesaurus ID	9150
USGS Thesaurus ID	1428
WordNet 3.1 Synset ID	14658769-n
YSO ID	12904
značenje prema OmegaWiki	575

Klor (Cl)

Physical Property

Kemijsko Svojstvo

other

Isotopes of Chlorine

28Cl

29Cl

30Cl

31Cl

32Cl

33Cl

34Cl

35Cl

36Cl

37Cl

38Cl

39Cl

40Cl

41Cl

42Cl

43Cl

44Cl

45Cl

46Cl

47Cl

48Cl

49Cl

50Cl

51Cl

52Cl

povijest

source

Nuclear Screening Constants

²⁸Cl

²⁹Cl

³⁰Cl

³¹Cl

³²Cl

³³Cl

³⁴Cl

³⁵Cl

³⁶Cl

³⁷Cl

³⁸Cl

³⁹Cl

⁴⁰Cl

⁴¹Cl

⁴²Cl

⁴³Cl

⁴⁴Cl

⁴⁵Cl

⁴⁶Cl

⁴⁷Cl

⁴⁸Cl

⁴⁹Cl

⁵⁰Cl

⁵¹Cl

⁵²Cl